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Round|Natural|GIA

1.00ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2486841401

Certificate GIA 2486841401

Diamond specifications and retailer prices

From HK$10,740 HKD
As of November 6, 2026
Save HK$24,359 HKD (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$35,099 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2486841401. Listed at 19 retailers as of November 5, 2026, with prices from HK$10,740 to HK$35,099, a HK$24,359 spread on the same certified stone. NZ Jewellers lists it at HK$35,099. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2486841401
Dimensions6.41 × 6.38 × 3.98 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
6.41 mm6.38 mm1.00 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2486841401
Side View
Table 55.0%Crown 33.5°Girdle: ThickPavilion 41.2°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$13,580 HKD|Low: HK$10,638 HKD|High: HK$25,513 HKD|Avg: HK$15,644 HKD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12HK$10,740 HKD
Retailer 3HK$11,517 HKD
Retailer 2HK$13,282 HKD
Retailer 11HK$13,337 HKD
Retailer 1HK$13,580 HKD
Retailer 5HK$14,945 HKD
Retailer 4HK$15,055 HKD
Retailer 8HK$15,714 HKD
Retailer 7HK$15,879 HKD
Retailer 9HK$16,687 HKD
Retailer 6HK$18,405 HKD
Retailer 10HK$25,144 HKD

40 data points across 12 retailers

19 retailersHK$10,740 HKD to HK$35,099 HKD

A
Cheapest Retailer
-
HK$10,740 HKD
A
Retailer 2
-
HK$11,517 HKD
View
A
Retailer 3
-
HK$13,109 HKD
View
A
Retailer 4
-
HK$13,282 HKD
View
Final sale: no returns
A
Retailer 5
-
HK$13,337 HKD
View
A
Retailer 6
-
HK$13,580 HKD
View
Retailer 7
-
HK$14,388 HKD
View
Price last confirmed 8 days ago
A
Retailer 8
-
HK$14,388 HKD
View
A
Retailer 9
-
HK$14,404 HKD
View
A
Retailer 10
-
HK$14,945 HKD
View
A
Retailer 11
-
HK$15,055 HKD
View
A
Retailer 12
-
HK$15,204 HKD
View
A
Retailer 13
-
HK$15,714 HKD
View
A
Retailer 14
-
HK$15,879 HKD
View
A
Retailer 15
-
HK$16,608 HKD
View
A
Retailer 16
-
HK$16,687 HKD
View
B+
Retailer 17
-
HK$18,405 HKD
View
B
Retailer 18
-
HK$25,144 HKD
View
Most Expensive
B
NZ Jewellers
d8db8af8-f61f-4148-a18a-e8705c5fc50d · Nov 5
HK$35,099 HKD
$4,474 USD
View
18 more retailers have this diamond
Prices start from HK$10,740 HKDSave up to HK$24,359 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Round
HK$10,740 HKD